Kiwi Lime Smoothie

2 kiwi fruit
1 banana
1 teaspoon lime juice
1/2 teaspoon grated lime zest
2 ice cubes
1 cup skim milk
1/4 cup part skim milk ricotta cheese

Peel kiwi fruit and banana; cut into large chunks. Place fruit, lime juice, lime zest and ice cubes in food processor or blender; process until blended. Add milk and ricotta; process for another 5 to 10 seconds, scraping down sides of container with rubber spatula. Pour shake into 2 tall glasses and serve. Serve 2.