Mushroom Bourguignon

Ingredients

• tablespoons olive oil
• tablespoons butter, softened
• pounds portobello mushrooms, in ¼-inch slices
• pearl onions, peeled
• carrot, finely diced
• small yellow onion, finely diced
• teaspoon fresh thyme leaves, or ½ teaspoon dried thyme
• Table salt
• Freshly ground black pepper
• garlic cloves, minced
• full-bodied red wine
• tablespoons tomato paste
• beef or vegetable stock
• tablespoons all-purpose flour
• Egg noodles, for serving
• Sour cream and chopped chives or parsley, for garnish