20-Minute Mushroom Stroganoff

Ingredients

• 14 ounces mixed mushrooms, trimmed and torn if large
• 1 red onion, peeled and thinly sliced
• 1 tablespoon extra-virgin olive oil
• 2 garlic cloves, peeled and thinly sliced
• 4 pickled pearl onions, finely chopped
• 2 cornichons, finely chopped
• 4 sprigs fresh Italian parsley, leaves and stems divided, roughly chopped
• 1 tablespoon capers
• 3 tablespoons whiskey
• ¼ teaspoon smoked paprika, plus more for garnish
• 3 ounces low-fat crème fraîche or sour cream
• Kosher salt and freshly ground black pepper
• Rice, for serving