Salsa Ranchera without seasoning

4 large Roma tomatoes (about 1 lb./1/2 kilo) 3 serrano chiles 2 tablespoons mild oil 1/4 medium onion , small dice 2 large cloves of garlic , peeled and[...]

1 medium white onion, quartered 3 lb ripe medium tomatoes, cored 1/2 cup olive oil 1 fresh serrano chile, chopped, including seeds 1/2 cup chopped fresh[...]

1 lb roma tomato , grated* 1 cup chicken broth 1/4 large white onion, roughly chopped 4 fresh serrano peppers, stems removed* 4 tablespoons fresh cilantro 3[...]