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Caramelized Onion, Zucchini, Tomato and Mushroom Tart

Can't Stay Out of the Kitchen

 

This luscious tart is filled with caramelized onions, zucchini, tomatoes, mushrooms, fontina, asiago, parmesan and pecorino romano cheese

Ingredients

  • 1 whopper onion (1-lb. onion or two large onions)
  • 1/2 tsp. kosher salt
  • 1/4 tsp. pepper
  • 1/2 tsp. thyme
  • 3 tbsp. white wine vinegar
  • 1 medium zucchini sliced
  • 3 large tomatoes (sliced)
  • sliced mushroom (halves)
  • 1/2 tsp. basil
  • 1/2 tsp. oregano
  • 1/2 tsp. rubbed sage leaves
  • 1/2 tsp. crushed rosemary
  • 1/2 cup finely grated pecorino romano cheese
  • 1/2 cup parmesan cheese
  • 1/2 cup fontina cheese
  • 1/2 cup Asiago cheese
  • Homemade Pie Crust or plain pastry

Directions

  1. Slice tomatoes and zucchini and lay on paper towels on countertop. Sprinkle very generously with salt and allow to drain a minimum of one...
  2. Get the full instructions at Can't Stay Out of the Kitchen
Caramelized Onion, Zucchini, Tomato and Mushroom Tart

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Unrated
Author:
Teresa
Cuisine:
American
Category:
Veggie/Casserole/Pie
Recipe Yields:
8
Prep Time:
Cook Time: