Step 1

In a large cast iron skillet, heat the vegetable oil over medium high heat. Add the onion and poblano pepper and sauté for 4-5 minutes until the onion is translucent. Add the garlic and stir to combine.

Step 2

Add the various bell peppers, zucchini and yellow squash and cook for another 5 minutes until the zucchini and squash are slightly soft. Stir in the corn and green chiles and continue to sauté for a few minutes more until the corn is warmed through. Remove the skillet from the heat and add the tomatoes, stir to combine.

Step 3

Top the mixture with the grated cheddar cheese and cover for a few minutes to melt the cheese. Serve immediately.