9 inch pie crust, unbaked (double crust)
1 to 1 1/2 c. sugar
1/4 c. flour
2 c. rhubarb, chopped
1 c. crushed, drained pineapple
1 tsp. butter (to dot top with)

Combine all but butter. Place in pie shell and dot with butter. Place crust top on pie. Bake 40 to 50 minutes in 425 degree oven.