Add all ingredients to a blender and blend on high until smooth. Add more liquid if needed, and blend again until creamy. Taste smoothie and adjust with more sweetness for your liking.
Pour into a glass and top with more lemon zest. Enjoy!
Note
Add chia seeds, ground flaxseeds, or a handful of fresh spinach as a nutrition booster
Vanilla protein powder is a delicious alternative to strawberry protein powder