Place Mushroom Caps upside on oven tray and drizzle with olive oil.

Place onion, tomatoes, garlic, and red chili into food processor and blend for 30 seconds.

Soak rocket salad in balsamic vinegar and toss.

Fill Mushroom Caps with tomato sauce and top with vinegar-soaked rocket salad.

Chop sun dried tomatoes and scatter on top of rocket salad.

Distribute the quark on top of the mushroom pizzas.

Place in oven heated to 200C for 20 minutes.