Heat 1 1/2 teaspoons oil in a large pan over medium-high heat. Add meat; sauté 8 minutes or until browned.
Stir in Onion, cilantro, salt, garlic and tomato sauce. Bring to a boil; cover, reduce heat, and simmer 20 minutes or until meat is done. Keep warm.
Place plantains in large pot.
Cover plantains with water to 1 inch above plantains. Bring to a boil over high heat. Reduce heat, and simmer 20 minutes or until tender. Drain plantains.
Mash plantains with a potato masher. Stir in 1 1/2 teaspoons salt, garlic, and broth.
Shape plantain mixture into 1/2-inch-thick patties.
Heat 2 tablespoons oil in a large nonstick skillet over medium-high heat. Add 8 patties; cook 3 minutes on each side or until browned. Repeat procedure twice with remaining patties and oil
Serve meat mixture over patties.