2 frozen bananas
4-5 strawberries
1 cup blueberries
1 cup raspberries
1 Tbsp. maple syrup or sugar
1-2 Tbsp. ground flax seeds
½ cup frozen spinach (Optional)
1-2 cups ice (depending on desired thickness)
(If using frozen berries, use soy, almond or rice milk instead of ice)
Toss all ingredients together into a high-speed blender. Blend until smooth.