ground beef and potato recipe

Ingredients: 1 pound ground beef 4 medium potatoes, peeled and diced 1 medium onion, chopped 2 cloves garlic, minced 1 bell pepper, chopped (optional) 1 can (14.5 oz) diced tomatoes, undrained 1 cup beef broth 1 teaspoon paprika 1/2 teaspoon dried oregano 1/2 teaspoon dried thyme