Step 1

Preheat oven to 450 degrees.

Step 2

Melt butter in an oven-proof skillet over medium heat. Add onion and cook until the edges start to brown, approximately 5 minutes. Add garlic and cook for an additional 1 minute. Add cream and simmer until bubbly and starting to thicken. Slowly stir in parmesan. Add zucchini and yellow squash and cook an additional 4-5 minutes.

Step 3

Sprinkle with smoked gouda and bake in the oven for 15-20 minutes or until cheese is golden brown.