Williams' Harvest Quiche

By , Test Kitchen Director · Reviewed by AislePrompt Editorial · ·

This american-inspired vegetarian ready in about 20 minutes pairs large eggs, milk, shredded cheddar cheese for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 300 calories and feeds 6, so it slots cleanly into a weekly meal plan and pairs well with a quick salad or grain on the side. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

Prep: 20 min Serves 6 American cuisine 300 cal/serving
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Ingredients

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Instructions

  1. Step 1: Preheat oven to 350°F (175°C). Press pie crust into a 9-inch pie dish and prick the bottom with a fork.
  2. Step 2: In a bowl, whisk eggs, milk, salt, and pepper. Stir in shredded cheese, spinach, mushrooms, onion, and bacon.
  3. Step 3: Pour mixture into crust and bake for 35-40 minutes until set and golden. Let cool slightly before serving.

Frequently asked questions

How long does Williams' Harvest Quiche take to make?

Total time is about 20 minutes (20 min prep + 0 min cook). Most home cooks find this fits comfortably into a weeknight; double the batch on Sunday for two dinners.

How do I store leftover Williams' Harvest Quiche?

Cool to room temperature within 2 hours, then store in an airtight container in the fridge for up to 4 days. Reheat covered in a 350°F oven for 10-12 minutes, or microwave at 70% power in 60-second bursts to keep large eggs from drying out.

Can I substitute ingredients in Williams' Harvest Quiche?

Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.

How do I scale Williams' Harvest Quiche for a different number of people?

The recipe is written for 6 servings. Multiply each ingredient by (your serving target / 6). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.

Is Williams' Harvest Quiche vegetarian?

Yes — this recipe is tagged vegetarian based on its ingredient list. Always cross-check labels for packaged ingredients (sauces, broths, condiments) since formulations vary by brand.

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