Let’s Cook

1 tbsp. vegetable oil 2 red and/or yellow bell peppers, stemmed, seeded and thinly sliced 1 yellow onion, thinly sliced 1 poblano pepper, stemmed, seeded and chopped 3 garlic cloves, chopped 1 1/2 lb. lean ground beef 1 1-oz. packet taco seasoning 1 10-oz. can mild diced tomatoes and green chiles (such as Rotel), drained ...