Upside-Down Mushroom, Onion Tart

Name: Upside-Down Mushroom, Onion Tart
Total time: 30 min
Ingredients: 4 large brown onions, halved, thinly sliced; 50g butter; 1 tbs olive oil; 2 tsp brown sugar; 200g Swiss brown mushrooms, thinly sliced; 100g shiitake mushrooms, trimmed; 2 tbs thyme leaves; 2 tbs balsamic vinegar; 1 sheet ready-rolled frozen butter-puff pastry, partially thawed; 80g rocket

australianmushrooms.com.au

4 large brown onions, halved, thinly sliced 50g butter 1 tbs olive oil 2 tsp brown sugar 200g Swiss brown mushrooms, thinly sliced 100g shiitake mushrooms…

View full recipe on australianmushrooms.com.au

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