Squash & Caramelized Onion Tart Gelson's

Squash & Caramelized Onion Tart Gelson's

www.gelsons.com

Savor a stunning Squash & Caramelized Onion Tart featuring flaky crust, melt-in-your-mouth veggies, and melty Gruyère. Perfect for Thanksgiving, it's rich yet light, easy to make with tips to save...

View full recipe on www.gelsons.com

Recipe Saint is a recipe index: we list the ingredients so you can search, save and plan. The full method, times and servings are on the publisher's page at www.gelsons.com.

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Ingredients

  • 1 cup whole wheat flour
  • 1 tsp kosher salt
  • 1 cup all-purpose flour, plus more for surface
  • 10 Tbsp unsalted butter, chilled and cubed
  • ½ cup ice water
  • 4 Tbsp extra-virgin olive oil, divided
  • 4 medium yellow onions, thinly sliced
  • 3 cloves garlic, thinly sliced
  • 2 Tbsp Dijon mustard
  • Pinch cayenne pepper
  • ¼ cup Gruyère, coarsely grated
  • ½ small butternut squash, halved lengthwise, sliced ⅛-inch thick crosswise
  • 1 delicata squash, halved lengthwise, sliced ⅛-inch thick crosswise
  • 1 small sweet potato, halved lengthwise, sliced ⅛-inch thick crosswise
  • 1 small red onion, halved lengthwise, sliced ⅛-inch thick crosswise
  • Kosher salt, to taste
  • 5 sprigs thyme
  • 2 Tbsp unsalted butter
  • Flake salt, to taste
  • Special Equipment: 12-inch fluted tart pan with a removable bottom or 9-inch springform pan.

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