Cook orzo pasta according to the instructions on the package then drain well after it's finished cooking.
2 cups uncooked orzo pasta
In the meantime, sauté zucchini in a skillet over medium-high heat with 1 teaspoon of olive oil. Cook until just tender, about 5-7 minutes.
1 1/2 cup diced zucchini
In a large bowl, add pesto, orzo, zucchini, corn, tomatoes, mozzarella, lemon juice, salt and pepper. Toss all together until everything is evenly distributed.
1/3 cup homemade basil pesto, 2/3 cup fresh corn kernels, 10 ounces cherry tomatoes, 8 ounces mozzarella balls, Juice of 1 lemon, Salt and pepper
You may now cover and let chill in the fridge for 4 hours or eat immediately. It is great hot or cold!