Zucchini and Chorizo Cheese Toast

Ingredients (10)

• 5 tablespoons butter
• 1/2 red onion
• 8 ounces ground pork chorizo
• 1 loaf ciabatta bread or french bread baguette
• 1/2 medium yellow squash
• 1/2 medium green zucchini
• 1 tablespoon garlic salt
• 2 cups aged Gouda cheese
• kosher salt and freshly ground black pepper
• fresh thyme leaves