Raw Macadamia Zucchini Green Smoothie
⏲ ~9 min total · prep 4 · cook 5 · 1 servings
Drinks⏱ 45 min total🔥 22g net carbs⚡ ≈1140 kcal/serving~8% of calories from carbs
By the KFI Test Kitchen · Tested & approved by Jason Lieu, KFI recipe editor
Published Sep 15, 2026 · Updated Nov 2, 2026
Ingredients
- 1/2 cup raw macadamia nuts
- 1 1/2 cups unsweetened almond milk, chilled
- 1 cup frozen zucchini chunks (about 1 small zucchini, sliced and frozen)
- 2 cups baby spinach
- 1/2 ripe avocado
- 1 tbsp monk fruit or allulose sweetener
- 1 tsp vanilla extract
- 1 tbsp lime juice
- 1 cup ice cubes
Instructions
- Cover the raw macadamias with boiling water and soak 30 minutes — raw macadamias are dense and waxy, and this quick soak is what lets them blend silky instead of gritty.
- Drain and rinse the nuts well, discarding the soaking water.
- Pour the almond milk into a high-speed blender first, add the soaked macadamias, and blend alone for 45 seconds until creamy-white — rub a drop between your fingers; if you feel grit, keep blending before adding anything else.
- Add the spinach, frozen zucchini, avocado, sweetener, vanilla, and lime juice and blend 60 seconds on high until completely smooth and pale green.
- Add the ice and blend 20 seconds more, just until thick and frothy — over-blending melts it thin.
- Pour into two tall glasses and serve immediately; it separates as it sits, so give it a shake or a stir if it waits.
Why this recipe works
- The 30-minute soak Raw macadamias are dense and waxy, and a covering of boiling water for 30 minutes changes their texture completely. Soaked, they blend silky; unsoaked, they stay gritty no matter how long the blender runs.
- Frozen zucchini as the body Frozen zucchini chunks chill and thicken without a strong flavor of their own. They do the work that extra ice would water down.
- Blended in stages The nuts get 45 seconds alone in the milk first, then the greens and avocado get a full minute. Each stage is checked before the next goes in, which is how you end up smooth instead of sandy.
Tips for making this recipe well
The grit test
Rub a drop of the blended milk between your fingers before adding anything else. If you feel grit, keep blending; the nuts have to break down fully on their own terms.
Rinse well after soaking
Discard the soaking water and rinse the nuts thoroughly. It carries the waxy quality the soak was meant to remove.
Ice goes in last
Twenty seconds with the ice is enough to thicken and froth. Over-blending at this stage melts the drink thin.
Liquids first, always
Almond milk at the bottom of the jar gives the blades something to catch. Solid ingredients poured in dry stall the blend.
Drink it fresh
The smoothie separates as it stands. A shake or a stir revives it, but the texture is best in the first few minutes.
Serving suggestions
Pour into two tall glasses and serve right away, while the texture is thick and frothy and the color pale green. A glass lands at 6.8 net carbs. The lime keeps the drink from tasting flat and the vanilla rounds out the greens, so measure both even on a sleepy morning. Halve the recipe cleanly if you are blending for one, since it does not hold.
Storage and meal prep
This one does not keep. It separates as it sits, and stirring brings back the liquid but not the first-minute body. If it has to wait an hour or two, a sealed jar in the fridge and a hard shake before drinking gets you close. You can also blend the soaked macadamias with the almond milk up to a day ahead and refrigerate that cream base, then finish the recipe in the morning.
Variations worth trying
- Allulose for monk fruit Either sweetener works in the same tablespoon measure. Allulose tastes a touch less sweet, so add a little more if you like.
- Whole avocado Use the full avocado instead of half for a thicker, more milkshake-like glass. Add a splash more almond milk to keep the blender moving.
- Extra lime The tablespoon of lime juice keeps it bright. A second tablespoon suits anyone who likes their green drinks sharp.
- More greens Another half cup of spinach blends in unnoticed. Past that, the color goes deep and the flavor starts to show.
Frequently asked questions
Why soak raw macadamias?
They are dense and waxy straight from the bag, and no amount of blending fixes that on its own. Thirty minutes in boiling water softens them enough to blend completely smooth.
Can I use roasted and salted macadamias?
The recipe is written for raw nuts. Roasted ones bring a toasted flavor and extra salt that pushes the balance around.
Why zucchini instead of more ice?
Frozen zucchini thickens and chills without diluting the way melting ice does. Ice still goes in at the end, but only for a short blend.
How sweet is it?
One tablespoon of monk fruit or allulose sweetens both glasses gently. Taste after blending and add more if you want it dessert-level.
Can I make it the night before?
The finished smoothie separates as it stands, so the texture suffers. Blend the soaked nuts and milk into a base up to a day ahead, then finish with the rest in the morning.
Related keto recipes
As an Amazon Associate and affiliate partner, Keto Food Ideas earns from qualifying purchases at no additional cost to you. Nutritional values are estimates. Recipes are developed with AI assistance and reviewed by our editors before publishing.
← More Drinks recipes · Home
