Veggie Sloppy Joes!

1 T. olive oil

2 onions, sliced

2 green bell peppers, sliced

2 cloves garlic, minced

2 T. ketchup

1 T. mustard

15 oz. can kidney beans, rinsed

8 oz. can tomato sauce

1 T. chili powder

1 t. black pepper

1 t. Sriracha 

2 T. red wine vinegar

4 wheat buns

Saute onion and peppers in a hot skillet for 5 minutes, add garlic and cook until peppers are soft.  Stir in ketchup, mustard, beans, chili powder, black pepper and Sriracha.  Add vinegar if dry.  Spoon over sliced buns.