• Recipes
  • Help Center
  • FAQ
  • Open Web App
  • Download Free
Recipe Notes LogoRecipe Notes
  • Recipes
  • Help Center
  • FAQ
Open Web AppDownload Free

Product

Best Free Recipe AppFree Cookbook AppOrganize Family RecipesImport from InstagramImport from TikTokImport from PinterestImport from Facebook

Support

Help CenterFAQPlans & PricingWhat's NewContact Support

Company

About UsPrivacy PolicyTerms & ConditionsSubnote

Get the App

Download for iPhoneGet it on Google PlayOpen Web App

© 2026 Recipe Notes. All rights reserved.

  • Recipes
  • Help Center
  • FAQ
  • Open Web App
  • Download Free
Recipe Notes LogoRecipe Notes
  • Recipes
  • Help Center
  • FAQ
Open Web AppDownload Free

Salmon with Agrodolce Sauce

Pan-seared salmon fillets served with a sweet and sour (agrodolce) sauce made from caramelized red onions and balsamic vinegar. This elegant dish combines the richness of salmon with the complex flavors of Italian agrodolce.

4 servings
30 min
Published October 4, 2025

Ingredients

  • •3 tablespoons olive oil, divided
  • •4 pieces salmon fillets
  • •2 medium red onions
  • •⅔ cup balsamic vinegar
  • •1 teaspoon sugar
  • •1 tablespoon unsalted butter

Cooking Instructions

  1. 1.

    Heat 1 tablespoon oil in a 12-inch nonstick skillet over medium heat until hot. Pat salmon dry and sprinkle with 1 teaspoon salt and 1/2 teaspoon pepper, then cook, skin side up, until undersides form a golden crust, 12 to 15 minutes. Turn fish over and cook until just cooked through, about 3 minutes more.

    18 min

  2. 2.

    Meanwhile, heat remaining 2 tablespoons oil in a large skillet over medium-high heat until it shimmers, then sauté onions until golden brown and crisp-tender, 6 to 8 minutes. Stir in vinegar, sugar, and 1/2 teaspoon salt and cook until sauce is syrupy, about 2 minutes. Remove from heat and stir in butter.

    10 min

  3. 3.

    Spoon onions with sauce onto plates and top with salmon, skin side down.

    2 min

Explore More Recipes

Browse our full recipe collection — comfort classics, 30-minute meals, international flavors, and seasonal favorites.

Browse All RecipesAbout Recipe Notes

Recommended to use Recipe Notes to save and manage your recipes

Product

Best Free Recipe AppFree Cookbook AppOrganize Family RecipesImport from InstagramImport from TikTokImport from PinterestImport from Facebook

Support

Help CenterFAQPlans & PricingWhat's NewContact Support

Company

About UsPrivacy PolicyTerms & ConditionsSubnote

Get the App

Download for iPhoneGet it on Google PlayOpen Web App

© 2026 Recipe Notes. All rights reserved.

You Might Also Like

Golden Potato Cake

Golden Potato Cake

Boozy Concord-Grape Ice Pops

Boozy Concord-Grape Ice Pops

Crazy Sesame Breadsticks

Crazy Sesame Breadsticks

Air Fryer Crispy Herbed Chickpeas

Air Fryer Crispy Herbed Chickpeas

Air Fryer Memphis-Style BBQ Pork Ribs

Air Fryer Memphis-Style BBQ Pork Ribs

Black Apple Old-Fashioned

Black Apple Old-Fashioned