Luscious summery pineapple, orange, vanilla and bananas combine in this summer smoothie that will tantalize your tastebuds. Sunny Hawaiian Smoothies keep you cool and are refreshing on a hot day!
Add the ice, pineapple, and bananas in a blender; process until smooth. Add the orange juice and yogurt and blend.
Pour into glasses, and add a splash of grenadine syrup for color if desired. Serve immediately. You can garnish the side of the glass with a pineapple slice for decoration.