This creamy banana blackberry ice cream shake lands between a spoonable fruit dessert and a very thick milkshake. Three fully ripe frozen bananas give it body, eight blackberries turn it a soft purple, and coconut cream keeps the texture rich without dairy. Homemade vanilla rounds out the fruit, and the recipe needs no added sweetener.
In a home with six children, a one-serving recipe can be useful when one person wants something cold and filling without making a freezer-sized batch. This formula is intentionally small. You can blend it as written for one generous shake, or use the measured cup of ice when you want to divide it into two lighter servings.

What This Banana Blackberry Shake Is Like
The standard batch is thick enough to mound above the surface for a moment when it leaves the blender. It should move slowly in the glass and hold a spoon track before settling. The bananas make it creamy rather than icy, while blackberry seeds leave fine dark flecks throughout the pale purple mixture.
This is not a fluffy soft-serve copy or a thin fruit drink. The texture is dense, cold, and smooth around the seeds. The aroma should smell clearly of ripe banana first, then blackberry and vanilla. Coconut cream should make the shake taste rounded without leaving white streaks or a separate oily layer.
Where This Shake Fits On GAPS
This is a Full GAPS recipe after raw fruit, fully ripe banana, blackberries, coconut, and homemade vanilla have each been introduced and tolerated. It is not an Introduction Diet drink. Choose bananas that were fully ripe and brown-spotted before freezing them, rather than freezing firm green or barely yellow fruit.
Use a qualifying organic coconut cream with a complete additive-free label. Do not use cream scraped from canned coconut milk. The vanilla is the linked Homemade Vanilla Extract for Full GAPS, made with a qualifying spirit and no added sugar or flavoring.
Ingredients
- 3 fully ripe brown-spotted bananas, peeled and frozen
- 8 blackberries
- 1 tablespoon homemade GAPS vanilla extract
- 1/2 cup qualifying organic additive-free coconut cream
- 1 cup ice cubes, optional, only to stretch the batch to 2 servings
The optional ice changes both yield and texture. Leave it out for the richest one-serving shake. Add the measured cup only when you want two colder, lighter portions. No honey belongs in this formula; the ripe bananas and blackberries provide all of its sweetness.
Why The Blackberry Count Matters
Use exactly eight blackberries rather than a loose handful because that count matters in such a small batch. Eight berries tint and flavor three bananas without turning the shake watery or sharply tart. Count whole berries before they go into the pitcher instead of measuring an uncertain scoop of crushed fruit.
Blackberries vary in size, so the final shade can move from soft lilac to a slightly deeper purple. The reliable end point is an even color with fine seed flecks, not one exact photograph color. Adding a much larger quantity creates a different fruit ratio and should be tested as a separate formula rather than silently folded into this one.
Choosing And Freezing The Bananas
Wait until the banana skins are yellow with brown spots and the fruit smells sweet before peeling. Freeze the peeled bananas in pieces that can fall freely into the blender pitcher. A solid frozen cluster makes the blades work against one large block and encourages liquid pockets around the outside.
The frozen pieces should remain pale cream inside. Heavy freezer frost or a dried, gray surface means the fruit was exposed to air. That fruit may still blend, but it will not give the same clean banana flavor or velvety texture.
Recommended Equipment
- Ninja Professional Plus Kitchen System BN801 with its 72-ounce Total Crushing pitcher
- Dry and liquid measuring cups
- Measuring spoon
- Silicone spatula for a stopped blender only
- One large clear serving glass or two smaller glasses
- Long spoon for serving the thick standard batch
The BN801 pitcher gives three frozen bananas enough room to circulate. Use the exact pitcher and blade assembly made for that base. Do not substitute an invented metal blending cup or a generic glass jar. Equipment appears only to support the food and the physical cues in this recipe.
How To Make The Shake
Load The Blender
Pour the coconut cream into the BN801 pitcher first. Add the homemade vanilla and eight blackberries, then place the three frozen bananas on top. If you are making the two-serving stretch, add the one measured cup of ice last. The liquid at the bottom helps the blades begin moving before they meet the frozen fruit.

Blend Until Thick And Uniform
Lock the lid and blend until the mixture is evenly pale purple. The large banana pieces and white coconut streaks should disappear. Fine blackberry-seed flecks remain visible; that is normal. The finished shake should roll slowly through the pitcher rather than splash like juice.
If the frozen fruit stalls above the blades, stop the motor completely. Remove the lid, use the silicone spatula to move the fruit down, replace the lid, and blend again. Never put a spoon or spatula into a moving blender. After blending, the pitcher walls, blades, and nearby shaft should be visibly coated with the purple shake. A clean blade would not match the completed step.

Serve Immediately
Pour or spoon the shake into one large glass. If you added the cup of ice, divide it between two smaller glasses. Serve it while the banana is still fully frozen and the mixture holds its thick texture.

Creamy Banana Blackberry Ice Cream Shake for Full GAPS
Ingredients
Equipment
Method
- Use bananas that were fully ripe and brown-spotted before peeling. Freeze the peeled banana pieces until solid.
- Pour the coconut cream into the BN801 pitcher. Add the homemade vanilla, exactly eight blackberries, and the three frozen bananas. Add the optional measured cup of ice only for the two-serving stretch.

- Lock the lid and blend until evenly pale purple, thick, and uniform, with no banana chunks or white coconut streaks. Fine blackberry-seed flecks remain. If fruit stalls, stop the motor completely, scrape down with the spatula, replace the lid, and blend again. The used blades, shaft, and pitcher walls should be visibly coated.

- Pour or spoon into one large glass and serve immediately. If the optional ice was used, divide between two smaller glasses.
Notes
Tried this recipe?
Let us know how it was!How To Read The Texture Cues
At the beginning, coconut cream may sit below hard banana pieces and whole berries. As the blade catches, the mixture changes from white-and-purple streaks to one pale violet color. Stop only when no banana chunk circles above the blades and no white coconut stripe remains on the pitcher wall.
The standard one-serving batch should leave a heavy coating on the used blade assembly and pitcher. When poured, it falls in a slow ribbon and briefly piles on itself. If it runs like juice, the fruit was not fully frozen or extra liquid was added. If it will not circulate, stop and scrape rather than adding an unmeasured splash.
The optional ice makes the shake colder and less creamy. The color becomes slightly lighter and the banana flavor less concentrated. That is the intended tradeoff for stretching the same measured fruit-and-cream base into two servings.
Serving And Storage
Serve this shake as soon as it is blended because its texture depends on frozen banana being blended at serving time. Letting it sit allows the fruit to thaw and the shake to loosen.
For a small dessert, divide the standard batch into two glasses without adding ice. For two full lighter servings, use the measured ice branch. Pair it with a meal only after the ingredients already fit the eater’s current Full GAPS tolerance.
Troubleshooting
The Blender Is Stalling
Stop the motor, remove the lid, and move the frozen fruit down with the silicone spatula. Confirm that the measured coconut cream went into the pitcher first. Do not add unmeasured water simply to make the blender move.
The Shake Is Too Thin
Use bananas that were frozen solid and leave out the optional ice branch unless you want two lighter portions. Coconut milk or coconut water creates a thinner variation, so it is not a measure-for-measure replacement for the half cup of coconut cream in the standard formula.
The Coconut Cream Separated
Keep blending until no white streaks remain and the color is uniform. If the product contains gums, starch, sweetener, or another additive, it does not fit this recipe’s qualifying coconut-cream requirement.
Frequently Asked Questions
Can I Use Canned Coconut Cream?
No. Do not scrape coconut cream from canned coconut milk for this Full GAPS shake. Use a qualifying organic coconut-cream product whose complete label contains no gum, starch, sugar, carrageenan, flavoring, or other non-GAPS additive.
Can I Use Homemade Coconut Milk?
Coconut milk makes a thinner variation, but this formula does not supply a replacement quantity. Keep the measured half cup of coconut cream for the exact thick formula. When you want a separate thinner drink, begin with the linked Homemade Coconut Milk method and adjust only within a separately tested recipe.
Do I Need To Strain The Blackberry Seeds?
No. This formula blends eight whole blackberries and does not include a straining step. Fine seed flecks remain in the finished shake.
Does It Need Honey?
No. The formula uses no added sweetener. Fully ripe bananas and blackberries provide the flavor and sweetness.
Can I Use Fresh Bananas Instead Of Frozen?
Fresh bananas will blend, but they will not create this shake’s cold, ice-cream-like body. Freeze fully ripe brown-spotted bananas before making the standard formula. If you intentionally use fresh fruit, expect a looser drink and treat it as a separate variation.
How Does The Ice Change The Recipe?
One cup of ice stretches the one-serving base into two lighter servings. It makes the shake colder and less dense, and it dilutes the fruit flavor slightly. Leave it out when you want the richest ice-cream-like texture.
More Thick Full GAPS Drinks
For a chocolate variation with prepared nut butter, use the Chocolate Banana Nut-Butter Shake. Keep the homemade coconut-milk and vanilla component recipes nearby so every drink starts with the correct GAPS form.
Keep Family-Friendly GAPS Drinks Within Reach
The planned WFLI Drinks & Ferments Cookbook will collect cold drinks, cultured drinks, family-size variations, and exact texture cues in one place. Find current and upcoming resources in the shop.



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