This Zucchini and Yellow Squash Gratin is an incredibly tasty side dish and goes so well with all kinds of meals!
Preheat oven to 450.
In a large skillet, melt butter over medium heat; add zucchini, yellow squash, onion, and garlic. Season with salt and pepper.
Add cream, and cook until thickened, about 5 minutes. Remove skillet from heat; stir in 1/2 cup panko and 1/4 cup Parmesan.