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Vidalia Onion Tart
OnionDinnerHealthy Eating

Vidalia Onion Tart

Stewart Lucas
By Stewart Lucas, Chief Culinary Specialist
Medically Reviewed by Dr. Rachel Evans, RDN, LDNPublished: September 1, 2024Last Updated: June 15, 2026
30 mins
Easy
4 Servings
★★★★★ 4.7 (43 reviews)
Quick Summary Answer
⏱️ 4 min read read📅 Updated: June 15, 2026

This chef-curated Vidalia Onion Tart offers an authentic, wholesome dining experience. Created by Chief Culinary Specialist Stewart Lucas, it balances vibrant flavor with evidence-based nutrition.

Key Takeaways

  • ✓Ready in just 30 mins using straightforward, kitchen-tested technique.
  • ✓Delivers 29g of muscle-fueling protein per serving for lasting satiety.
  • ✓Portion-balanced at 453 calories per serving with wholesome, unrefined ingredients.
  • ✓Masterclass temperature checkpoints ensure maximum tenderness and flavor development.

The Story

This chef-curated Vidalia Onion Tart offers an authentic, wholesome dining experience. Created by Chief Culinary Specialist Stewart Lucas, it balances vibrant flavor with evidence-based nutrition.

Culinary Heritage & Chef's Notes

In the NutriGuide test kitchen, Chief Culinary Specialist Stewart Lucas refined this classic Vidalia Onion Tart to celebrate vibrant, wholesome ingredients. By prioritizing aromatic layering and precise thermal control, this recipe achieves remarkable culinary depth while preserving natural micronutrients and wholesome texture.

At NutriGuide, our mission is to ensure that home cooking is both accessible and culinary-grade. When executing Vidalia Onion Tart, focus on fresh aromatics, dry surface contact for proper searing, and allowing the food to rest before serving.

Ingredients & Measurements

  • 3 tablespoons butter
  • 1 large Vidalia onion, diced
  • 1/2 cup sour cream
  • 1 (12 fluid ounce) can evaporated
  • milk
  • 1 packet dry leek soup mix
  • 3 eggs
  • 1 1/2 cups shredded Monterey
  • Jack cheese
  • 1 (9 inch) deep dish frozen pie
  • crust

Chef's Sourcing & Quality Tips:

  • Produce & Aromatics: Always use fresh whole aromatics and seasonal herbs rather than dehydrated powders when possible.
  • Cooking Oils: Utilize cold-pressed oils with appropriate smoke points such as extra virgin olive oil or avocado oil.
  • Salt & Seasoning: Season from a modest height above the pan to ensure an even, uniform crystalline dispersion.

Step-by-Step Culinary Masterclass

Follow these sequential steps with careful attention to sensory cues and cooking temperatures:

Step 1: Technique & Execution

Preheat oven to 375 degrees F (190 degrees C.) In a large heavy skillet, saute butter and diced Vidalia onion

Step 2: Technique & Execution

Cook until lightly caramelized

Step 3: Technique & Execution

Remove from heat and whisk in sour cream

Step 4: Technique & Execution

Slowly whisk in evaporated milk

Step 5: Technique & Execution

Whisk in dry soup mix until completely incorporated

Step 6: Technique & Execution

Mix in the shredded cheese until blended

Chef's Pro Tips & Variations

Nutritional Profile per Serving

MetricAmountDietary Benefit
Calories453 kcalControlled caloric load for steady metabolic burn
Protein29gHigh-biological-value protein for tissue maintenance
Carbohydrates40gComplex, slow-digesting dietary fiber
Fat19gWholesome dietary lipids for micronutrient absorption

Vidalia Onion Tart

This chef-curated Vidalia Onion Tart offers an authentic, wholesome dining experience. Created by Chief Culinary Specialist Stewart Lucas, it balances vibrant flavor with evidence-based nutrition.

★★★★★4.7 from 43 votes
Vidalia Onion Tart
CourseDinner
Prep Time20 mins
Cook Time30 mins
Total Time50 mins
Servings4
AuthorStewart Lucas

Macro Nutrition Profile (Per Serving)

Calories23% DV
453 kcal
Protein58% DV
29g
Fat24% DV
19g
Carbs15% DV
40g
Scale Ingredients

Ingredients

Ingredient Substitutions

Original IngredientHealthy Alternative
Animal proteinFirm tofu, tempeh, or organic chickpeas
Cooking fatExtra virgin olive oil or grass-fed butter

Instructions

1

Technique & Execution: Preheat oven to 375 degrees F (190 degrees C.) In a large heavy skillet, saute butter and diced Vidalia onion

2

Technique & Execution: Cook until lightly caramelized

3

Technique & Execution: Remove from heat and whisk in sour cream

4

Technique & Execution: Slowly whisk in evaporated milk

5

Technique & Execution: Whisk in dry soup mix until completely incorporated

6

Technique & Execution: Mix in the shredded cheese until blended

Tried this recipe?

Let us know how it turned out! Click a star below to leave a review and rate the recipe.

Storage & Freezing Tips

  • Refrigerator: Store in an airtight container for up to 2 days. Keep the components separate if possible to preserve texture.
  • Reheating: Reheat gently in a skillet on medium-low heat with a splash of olive oil or butter.
  • Freezing: Freezing is not recommended for this dish because ingredients like eggs become soggy, rubbery, or mushy when defrosted.

Frequently Asked Questions

Can this recipe be prepared ahead of time?▼

Yes, this meal is excellent for weekly meal prep. Store components separately and assemble before serving.

Is this recipe gluten-free?▼

All ingredients used are naturally gluten-free. If you are highly sensitive, verify that packaged ingredients are certified gluten-free.

Tried this recipe?

Tag @stewartlucas on Instagram and hashtag it #nutriguide!

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Stewart Lucas

Stewart Lucas

Chief Culinary Specialist

Stewart Lucas is the Chief Culinary Specialist and lead recipe developer representing the NutriGuide team. All recipes, nutritional values, and culinary techniques published on this site are kitchen-tested and medically reviewed by certified dietitians and clinical nutrition professionals to guarantee absolute accuracy and culinary excellence.

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