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Carmelized Onion, Pear, Walnut, and Sage Flatbread

by | Jan 15, 2026 | Plantuary, Plantuary Recipes

Sweet, savory, and beautifully aromatic, this caramelized onion, pear, walnut, and sage flatbread is a celebration of simple ingredients layered with cozy flavors. Slow-cooked onions bring deep, jammy richness; ripe pears add a delicate sweetness; toasted walnuts lend an earthy crunch; and fresh sage ties everything together with its unmistakable herbal warmth. Finished with creamy blue cheese, this elegant yet effortless dish is a perfect as a shareable appetizer or a stunning addition to a fall-inspired spread.

Caramelized Onion, Pear, Walnut and Sage Flat Bread

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Ingredients Equipment Method Notes

Ingredients
  

  • 1 whole-wheat flat bread
  • 2 tablespoons olive oil plus more for brushing
  • 2 medium onions sliced
  • ½ teaspoon salt
  • 1 tablespoon balsamic vinegar
  • 3 tablespoons fresh sage chopped and divided
  • 2 pears any variety, cored and sliced
  • 1/3 cup walnuts chopped
  • 2/3 cup crumbled blue cheese

Equipment

  • Large sauté pan
  • Cutting board
  • Knife
  • Measuring Cups and Spoons
  • Baking sheet

Method
 

  1. Preheat oven to 425 degrees F with a rack in the middle of the oven.
  2. Heat olive oil in large sauté pan over medium heat. Add onions and salt. Sauté onions until golden brown and caramelized, about 30 minutes.
  3. Remove from heat and mix in balsamic vinegar and 2 tablespoons of fresh sage.
  4. Brush the top of the flat bread with a light layer of olive oil.
  5. Spread caramelized onions evenly over the dough. Then top with pears and walnuts.
  6. Bake in preheated oven for 15 minutes. Remove from the oven, top with blue cheese, then finish baking for an additional 5 minutes.
  7. Remove from oven, garnish with the remaining fresh sage and enjoy!

Notes

Recipe by Erin Pellegrin, RD, LDN
  • Shopping/Cooking Tip: Caramelize your onions ahead of time and store in the refrigerator for up to 3 days until ready to use.
  • Budget Swap: Swap fresh sage for your favorite dried savory herb blend, such as Herbes de Provence!
  • Allergy/Intolerance Swap: For gluten-free option, swap flatbread with gluten-free alternative.
  • Storage Recommendations: Store up to 1 day wrapped in airtight container and enjoyed best if reheated in the oven or in a toaster oven.