Classic Mexican Calabacitas with Cheese  Yields: 6 Servings Ingredients   2 tablespoons olive oil 1 large onion, diced 3 cloves garlic, finely minced 16 oz frozen yellow corn, thawed 3 zucchinis, quartered lengthwise, then cut into 1/2" chunks 1 large jalapeño pepper, cored, seeded, and finely chopped 4 large Roma tomatoes, diced Salt and