Ingredients

• 6 ounces egg noodles
• 2 tablespoons butter
• 1 (10 3/4 ounce) can condensed cream of mushroom soup, undiluted
• 1/2-1 teaspoon garlic powder (or to taste, I use 1 teaspoon)
• 3 -4 tablespoons grated parmesan cheese
• 3/4 cup milk (or can use half-and-half cream)
• 1/2 cup sour cream (can increase to to 3/4 cup)
• 1/4-1/2 teaspoon seasoning salt (or to taste, or use white salt)
• 1/2 teaspoon fresh ground black pepper (or to taste)
• 1 small onion, finely chopped (can use 2 green onions)
• 1 (6 1/2 ounce) can tuna, drained and flaked (can add another 3 ounces for a more meatier casserole if desired, or use cooked chicken or turkey)
• 12 -15 butter flavored crackers, broken in pieces (such as Ritz Crackers)
• 1 small green bell pepper, finely chopped
• 1 large celery rib, diced
• 1/4 cup pimiento, chopped