Ingredients
- 1 small Vidalia onion, chopped (about 3/4 cup)
- Water
- 2 pounds yellow squash, cut into 1/2 to 1-inch cubes
- Kosher salt and freshly cracked black pepper
- 1 cup good quality mayonnaise
- 1 1/2 cups grated Gruyere cheese
- 1 1/4 cups crushed butter crackers, divided