How many servings does this recipe make?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

What ingredients do I need for Baby Vidalia Sweet Onion Casserole?

You need 10 ingredients. The key ingredients include: 1 1/2 lb. zucchini, 4 baby Vidalia sweet onions, 2 c. crushed saltine crackers, 6 mushrooms, sliced, and more.

Is Baby Vidalia Sweet Onion Casserole suitable as vegetarian?

Yes, Baby Vidalia Sweet Onion Casserole falls under the Vegetarian category and is a great choice for this type of meal.

How do I store leftover Baby Vidalia Sweet Onion Casserole?

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat gently before serving.

Baby Vidalia Sweet Onion Casserole Recipe

Name: Baby Vidalia Sweet Onion Casserole
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 1 1/2 lb. zucchini; 4 baby Vidalia sweet onions; 2 c. crushed saltine crackers; 6 mushrooms, sliced; 1 egg, beaten; 2 Tbsp. butter; 1/4 tsp. salt; 1/4 tsp. pepper; 1/4 tsp. oregano; 1/2 c. grated Cheddar cheese

Try this homemade Baby Vidalia Sweet Onion Casserole recipe the whole family will love. Made with zucchini, onions, crackers and mushrooms. Easy step-by…

This Baby Vidalia Sweet Onion Casserole relies on simple, everyday ingredients such as zucchini, baby vidalia sweet onions, crushed saltine crackers and mushrooms, sliced. It comes together quickly and makes 4 servings, at about 309 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.

Updated Jun 30, 2026

Serves 4 Vegetarian

Tips for the best results

Read through all the steps once before you start and measure out your ingredients first — it makes everything go more smoothly.
Taste as you go and adjust the seasoning before serving.
Avoid overcrowding the pan — cook in batches if needed for the best texture.
Let the dish rest for a few minutes before serving so the flavors settle.
Store leftovers in an airtight container in the fridge and enjoy within a few days.

Variations & substitutions

Use a neutral oil or a plant-based spread in place of butter for a dairy-free version.

No specific allergen information. Please check the ingredient list for possible allergens.

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Baby Vidalia Sweet Onion Casserole

Tips for the best results

Variations & substitutions

My Personal Notes

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