Slow Cooked Brazilian Beef Stew

Ingredients

• 2 pounds beef stew meat, cut into 1.5-inch cubes
• 1 tablespoon olive oil
• 1 large yellow onion, chopped
• 3 cloves garlic, minced
• 1 large red bell pepper, diced
• 1 large green bell pepper, diced
• 1 (14.5 ounce) can diced tomatoes, undrained
• 4 cups beef broth
• 1 teaspoon ground cumin
• 1/2 teaspoon smoked paprika
• 1/4 teaspoon cayenne pepper (optional, for heat)
• 1/2 cup tomato paste
• 1 teaspoon salt
• 1/2 teaspoon black pepper
• 2 cups uncooked white rice
• 4 cups water
• 1/4 cup fresh cilantro, chopped (for garnish)