Dark Bean and Sausage Soup

Ingredients

• 1 pound hot Italian sausage, cut into 1/2-inch pieces
• 1 onion, chopped
• 1 (15 ounce) can Italian stewed tomatoes
• 2 (15 ounce) cans black beans, rinsed and drained
• 2 (15 ounce) cans navy beans with liquid
• 2 (14 ounce) cans beef broth
• 1 teaspoon minced garlic
• 1 teaspoon dried basil