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One-Pot Comfort Food

Instant Pot Lemon Thyme Turkey Breast with Roasted Garlic Mashed Cauliflower

By PanPotPlates Test KitchenReviewed by PanPotPlates Editorial TeamPublished Apr 28, 2026 · Updated May 12, 2026
American-Inspired 45 mins instantpotfamilydinnerlighttimessaverhealthyeasyonepothighprotein

Instant Pot Lemon Thyme Turkey Breast with Roasted Garlic Mashed Cauliflower is a practical PanPotPlates recipe built for dependable weeknight cooking.

Instant Pot Lemon Thyme Turkey Breast with Roasted Garlic Mashed Cauliflower
Prep 15 min
Cook 30 min
Total 45 min
Servings 4
Difficulty easy
Cuisine American-Inspired

Recipe Details

Prep15 min
Cook30 min
Total45 min
Servings4
Difficultyeasy
CuisineAmerican-Inspired
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Ingredients

Servings 4
  • 1 (2 to 3 pounds) boneless turkey breast, skin on
  • 1 tablespoon olive oil
  • 3 cloves garlic, minced
  • 1 lemon, zested and juiced
  • 2 teaspoons fresh thyme leaves, plus extra sprigs for garnish
  • 1 teaspoon kosher salt
  • ½ teaspoon black pepper
  • 1 cup low-sodium chicken broth
  • 1 medium head cauliflower, cut into florets
  • 4 whole garlic cloves (for roasting)
  • 2 tablespoons unsalted butter
  • ¼ cup plain Greek yogurt
  • Salt and pepper, to taste
Ingredients for Instant Pot Lemon Thyme Turkey Breast with Roasted Garlic Mashed Cauliflower
Ingredients for Instant Pot Lemon Thyme Turkey Breast with Roasted Garlic Mashed Cauliflower

Instructions

  1. Set your Instant Pot to 'Sauté' mode and heat the olive oil.
  2. Pat the turkey breast dry with paper towels. Season with kosher salt, black pepper, lemon zest, and half the fresh thyme leaves.
  3. Sear the turkey breast in the Instant Pot for 3-4 minutes per side until golden brown. Remove and set aside.
  4. Add minced garlic to the pot and sauté for 30 seconds, stirring constantly to prevent burning.
  5. Pour in chicken broth and lemon juice, scraping the pot’s bottom with a wooden spoon to deglaze and lift browned bits.
  6. Return the turkey breast to the pot, placing it on top of the liquid. Add lemon slices and thyme sprigs for extra aroma.
  7. Seal the Instant Pot lid and set to 'Manual' or 'Pressure Cook' on high pressure for 25 minutes.
  8. While the turkey cooks, preheat the oven to 400°F (200°C).
  9. Toss cauliflower florets and whole garlic cloves with olive oil, salt, and pepper on a rimmed baking sheet.
  10. Roast in the oven for 20-25 minutes until tender and golden.
  11. When cooking completes, allow natural pressure release for 10 minutes, then quick release remaining pressure.
  12. Remove the turkey and let rest for 5 minutes before slicing.
  13. Blend roasted cauliflower and garlic with butter and Greek yogurt until smooth. Season with salt and pepper.
  14. Serve sliced turkey over creamy roasted garlic mashed cauliflower. Garnish with fresh thyme leaves.
Instant Pot Lemon Thyme Turkey Breast with Roasted Garlic Mashed Cauliflower cooking in the recommended pan or pot
Instant Pot Lemon Thyme Turkey Breast with Roasted Garlic Mashed Cauliflower cooking in the recommended pan or pot

Tips

Pan Or Pot Required

highlights the convenience of using an Instant Pot as the key cookware to prepare tender lemon thyme turkey breast efficiently while delivering rich flavors through searing, sautéing, and pressure cooking—all in one pot.

Cookware Size Guidance

For best results, use a 6-quart Instant Pot , which comfortably accommodates a 2 to 3-pound turkey breast along with liquid and aromatics, ensuring proper pressure buildup and even cooking.

Cookware Swap Guidance

ernatives that maintain the recipe’s ease and flavor: Slow Cooker: Brown the turkey breast in a skillet, then cook it in the slow cooker with lemon, thyme, and broth for 6-8 hours on low or 3-4 hours on high until tender.

Leftovers Quality

Reheat gently and add a splash of liquid when needed to keep the texture moist and tender.

Frequently Asked Questions

Can I make Instant Pot Lemon Thyme Turkey Breast with Roasted Garlic Mashed Cauliflower ahead?
Yes. Prep the ingredients or cook the full dish ahead, then reheat gently so the texture stays close to freshly made.
What cookware works best?
Use a Instant Pot or electric pressure cooker and avoid crowding so the recipe cooks evenly.
How do I know it is done?
Follow the recipe timing, then check the main ingredient for tenderness, bubbling, browning, or safe doneness before serving.
Can I adjust the seasoning?
Yes. Taste near the end and adjust salt, acid, herbs, or heat in small amounts.

Customize this healthy and family-friendly one-pot meal with these ingredient swaps to fit dietary preferences or ingredient availability:

  • Turkey Breast: Use boneless chicken breasts or thighs for quicker cook times or budget-friendly options. For pescatarians, firm white fish fillets (like cod) can be substituted with adjusted cooking times.
  • Chicken Broth: Replace with vegetable broth to make the recipe vegetarian or vegan-friendly (when other substitutions are made).
  • Butter: Swap with olive oil or plant-based margarine to keep mashed cauliflower dairy-free while retaining richness.
  • Greek Yogurt: Substitute with coconut yogurt or silken tofu for vegan, dairy-free creamy texture.
  • Cauliflower: Try steamed broccoli or parsnips for a different vegetable side that pairs well with lemon and thyme.

Storage and Reheating

Cool Instant Pot Lemon Thyme Turkey Breast with Roasted Garlic Mashed Cauliflower before storing. Refrigerate leftovers in an airtight container for up to 4 days.

Freeze portions for longer storage when the ingredients are freezer-friendly. Reheat gently with a splash of liquid if the dish looks dry.

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