Tomato Gravy over Rice

1 (28 ounce) can crushed tomatoes *
1/2 cup onions, chopped
4 slices bacon
1/4 cup diced green bell pepper
3 tablespoons flour
Salt
Black pepper

* Or use fresh tomatoes, and cook them down to about 2 cups.

Fry bacon until done but not crisp. Cut into pieces. Set aside.

Add onions and green peppers to skillet; saut