Summery Bolognese

Ingredients

• 2 tbsp. unsalted butter
• 2 tbsp. olive oil
• 1 medium onion (about 10 ounces, whole)
• 1 medium carrot (about 4 ounces)
• 1 celery stick (about 4 ounces)
• 3 Marionberry Jalapeno Sausages
• 1 cup whole milk
• pinch of ground nutmeg
• 1 cup (236 ml) dry white wine
• 1 1/2 pounds fresh heirloom tomatoes
• 1 box (16 ounces) pappardelle pasta
• Fresh grated Parmesan cheese