Rhubarb Crunch - cooking recipe

Ingredients

1 c. flour
1 c. brown sugar
1/4 c. butter
1/2 tsp. cinnamon

Preparation

Mix until crumbly; put on top of rhubarb.
Bake for 15 minutes at 425\u00b0, then at 350\u00b0 for another 20 minutes.