Potato-Fennel Gratin | Savory

Potato-Fennel Gratin | Savory

www.savoryonline.com

A holiday comfort classic side of creamy, cheesy potatoes gets a special twist with the addition of sweet fennel.

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Ingredients

  • 2 medium fennel bulbs (about 1 1/2 lbs)
  • 2 tbsp olive oil, plus more for greasing
  • 1 cup diced onions
  • 3 tbsp butter, cut up
  • 2 cups half & half
  • 2 lbs russet potatoes
  • 1 1/2 cups shredded Gruyère cheese (about 7 oz), divided
  • Cooking spray

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