Pineapple-Peach Frappe

Yield:	6 Sweet ones
Categories:	Kids, Diabetic, Beverages

1/2	c	Pineapple;water-packed Chunks
1/2	c	Pineapple juice; unsweetened
2		Water-packed peach halves; Canned and dice
1	c	Low-fat yogurt;plain, unsweetened
1	c	Skim milk;
		Sugar subsitute to equal 2 tablespoons sugar