Set a nonstick skillet on medium-high heat. Once hot spray with oil then add bell peppers. Cook for about 2 – 3 minutes or until sear marks appear along the edges.
Then added artichoke hearts to saute for one minute before adding the spinach. Cook the spinach for no more than 1 minute. Set aside.
Assemble the quesadilla.
Lay the 8″ inch tortilla on a table and on one side, add half the cheese, followed by the veggies, and then top with cheese. Fold it closed.
Set the nonstick on medium-high heat. Once hot, spray with olive oil or add 1 teaspoon butter, then add the quesadilla.
Cook until golden brown and crispy on both sides, about 6 minutes.