1 (14 ounce) can fat free sweetened condensed milk
1 (8 ounce) carton non-fat reduced sugar lemon yogurt
1/3 cup lemon juice
2 teaspoons grated lemon peel
1 (8 ounce) container reduced-fat whipped topping, thawed, divided
1 (16 ounce) package angel food cake mix, prepared and cut into 1-inch cubes
1 cup sliced fresh strawberries
1 cup fresh blueberries
1 cup fresh raspberries
2 tablespoons slivered almonds, toasted