Home » Recipes » Ruby Red Grapefruit Smoothie with Spinach Suggestions? Ruby Red Grapefruit Smoothie with Spinach - Recipe Cost Cost information for the following is not included. Normally this is because the quantity or ingredient is unknown 2 teaspoons stevia (optional) Ingredients Per Recipe Qty Common Price Price per Recipe 1 red grapefruit (peeled and deseeded) 1 grapefruit $1.49 per pound $0.84 1 kiwi 1 kiwi n/a 1 tablespoon ground flax seed 1 tbsp n/a 2 bananas 2 bananas $0.99 per pound $0.52 2 cups fresh baby spinach 2 cup $3.99 per pound $0.53 ½ cup water 1/2 cup n/a Total Recipe $1.88 Please Log In or Sign Up to edit Recipe Cost info Email Recipe Cost Send To Message (if any) or Close