Can’t stop, won’t stop – made this recipe 4 times this month and it’s still amazing

2 medium zucchini, sliced into 1/4-inch rounds
2 medium yellow squash, sliced into 1/4-inch rounds
1 pint cherry tomatoes, halved
4 cloves garlic, minced
1/4 cup olive oil
1/2 teaspoon salt
1/4 teaspoon black pepper
1/2 cup grated Parmesan cheese
1 tablespoon chopped fresh basil for garnish (optional)