Eggplant and Zucchini Stir-Fry with Garlic Butter

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

A quick low-carb stir-fry combining tender eggplant and zucchini sautéed in garlic butter with herbs for a flavorful keto side or vegetarian main. This mediterranean-inspired keto (vegetarian, low carb) ready in about 25 minutes pairs unsalted butter, minced garlic cloves, fresh thyme leaves for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 220 calories and feeds 4, 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: 10 min Cook: 15 min Serves 4 Mediterranean cuisine 220 cal/serving
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Ingredients

Instructions

  1. Step 1: Heat 2 tbsp unsalted butter in a large skillet over medium heat until melted and foaming.
  2. Step 2: Add 4 minced garlic cloves and 1 tbsp fresh thyme leaves, sauté for 1 minute until fragrant but not browned.
  3. Step 3: Add 1 medium cubed eggplant and 2 medium sliced zucchini, sprinkle with 1 tsp salt, 1/2 tsp black pepper, and 1/4 tsp crushed red pepper flakes if using.
  4. Step 4: Stir-fry vegetables over medium heat for 8-10 minutes, stirring frequently until tender and edges start to caramelize.
  5. Step 5: Add remaining 2 tbsp butter to the skillet and toss to coat vegetables, cooking an additional 2 minutes until butter is absorbed.
  6. Step 6: Remove from heat and sprinkle 1/4 cup grated parmesan cheese over the top if desired before serving.

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Frequently asked questions

How long does Eggplant and Zucchini Stir-Fry with Garlic Butter take to make?

Total time is about 25 minutes (10 min prep + 15 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 Eggplant and Zucchini Stir-Fry with Garlic Butter?

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 unsalted butter from drying out.

Can I substitute ingredients in Eggplant and Zucchini Stir-Fry with Garlic Butter?

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 Eggplant and Zucchini Stir-Fry with Garlic Butter for a different number of people?

The recipe is written for 4 servings. Multiply each ingredient by (your serving target / 4). 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 Eggplant and Zucchini Stir-Fry with Garlic Butter vegetarian?

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