Strawberry and Rhubarb Muffins

Yield:	12 Muffins
Categories:	Muffins, Fruits

1 3/4	c	All-purpose flour
1/2	c	Granulated sugar
2	ts	Baking powder
1/2	ts	Salt
2	ts	Grated orange rind
1		Egg
3/4	c	Milk
1/3	c	Vegetable oil
1	c	Finely chopped rhubarb
1/2	c	Sliced strawberries
		Granulated sugar for dusting