Multi-Bean Casserole

Ingredients

• 2 tablespoons oil
• 3 sliced celery ribs
• 1 chopped large onion
• 1/4 teaspoon minced garlic
• 2 (15 1/2 ounce) cans pinto beans
• 1 (16 ounce) can lima beans
• 1 (15 1/2 ounce) can kidney beans
• 1 (15 1/2 ounce) can garbanzo beans
• 1 (15 1/2 ounce) can wax beans
• 1 (14 1/2 ounce) can chopped tomatoes
• 1 (14 1/2 ounce) can vegetable broth
• 1 (6 ounce) can tomato paste
• 1/3 cup packed brown sugar
• 1/3 cup molasses
• 2 tablespoons Dijon mustard
• 1 tablespoon paprika
• 1 1/2 teaspoons ground pepper