*2 Tablespoons lemon juice
*Juice of 1/2 a grapefruit
*1/2 cup fresh orange or tangerine juice
*2 tablespoons honey
*1/2 cup (heaping) Greek yogurt
*1 frozen banana, chunked
*1/2 cup ice cubes
Pour everything but ice into a blender and pulse a few times to blend in banana. Add ice and blend on high until smooth. Pour into a chilled glass and enjoy, or place in freezer to hold.