1 pack prechopped rhubarb (bought from Woolworth)
1 cup sugar
1/4 cup flour
1/4teaspoon ground cinnamon
for the crumble
1 cup flour
1cup brown sugar
1/2 teaspoon salt
1 stick butter, diced into cubes

Preheat oven to 190 degrees
Lightly butter a baking dish.
In a large bowl, stir together the filling ingredients.
In a medium bowl, whisk together the flour brown sugar and salt. With your fingers mix in the butter until it resembles crumbs.
Spread the rhubarb mixture into the pan. Sprinkle the crumble evenly on top.
Bake for about 45 minutes