Roasted Tomato & Caramelized Onion-Mushroom Tart

Roasted Tomato & Caramelized Onion-Mushroom Tart

Today is MEATLESS MONDAY! On today’s menu: A fabulous Roasted Tomato & Caramelized Onion-Mushroom Tart. This tasty treat serves four and is the perfect light meal for a hot summer night…

Roasted Tomato & Caramelized Onion-Mushroom Tart

1 cup fresh breadcrumbs
1 tablespoon fresh rosemary
1 tablespoon fresh thyme
1 cup shredded Asiago cheese
4 tablespoons butter, melted
salt & fresh ground pepper
2 large Vidalia onions sliced into rings
8 oz portobello mushrooms, sliced
1 tablespoon extra virgin olive oil
1 large ripe Jersey tomato, sliced thin & patted dry

Heat the oven to 375 F. In a mixing bowl combine the breadcrumbs, 1/2 tablespoon rosemary & thyme, 3/4 cup Asiago & butter. Add 1/2 teaspoon salt and some fresh ground pepper. Press into a tart dish that has been sprayed with cooking spray. Bake 12-15 minutes until nicely browned. Remove from oven and set aside. Heat oven to 425 F.

Meanwhile, in a medium skillet sauté the onions and mushrooms in a little extra virgin olive oil for 25 minutes until caramelized. Season with salt, pepper and some fresh rosemary & thyme. Spread the baked tart with the caramelized onions & mushrooms. Lay the tomato slices on top; brush with a little extra virgin olive oil and season with salt, pepper and remaining rosemary & thyme. Bake at 425 F for 20 minutes.

Remove from oven and sprinkle with 1/4 cup shredded Asiago cheese. Place back in the oven and allow cheese to melt.

Slice and serve. Delicious!
Roasted Tomato & Caramelized Onion-Mushroom Tart


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This recipe has been shared on Senior Salon, Throwback Thursday, Funatastic FridayFiesta Friday, The Pin Junkie and Saucy Saturday…go check it out and then visit some other great sites!


41 thoughts on “Roasted Tomato & Caramelized Onion-Mushroom Tart

      1. A little..but surprisingly enough they were so caramelized there wasn’t a lot of juice – but if I’d added a touch of vegetable broth along the way it would have made them a little saucier – not a bad idea! Thanks Elaine 🙂

        Liked by 1 person

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