scandanavian-style meat loaf & gravy

Ingredients

• 1 can 4-oz can mushroom stems and pieces, drained and chopped fine
• 1/2 cup onion, minced
• 1/4 cup fresh parsley, finely chopped
• 1 cup fresh bread crumbs (approx. 2 slices)
• 2/3 cup milk
• 1 egg
• 1 teaspoon salt
• 1/4 teaspoon black pepper
• 1/4 teaspoon ground allspice or nutmeg
• 1 pound lean ground beef
• 1 pound lean ground pork
• 1 package 12-oz pkg. egg noodles, uncooked
• 1 jar 12-oz. jar mushroom or beef gravy
• 2 tablespoons milk
• 1/4 cup sour cream