Tuna-Stuffed Shells In Dill Sauce - cooking recipe

Ingredients

1/2 (12 oz.) pkg. jumbo pasta shells (about 15 shells)
1 Tbsp. oil
1 stalk celery, chopped
1 small onion, chopped
2 c. milk
1 Tbsp. flour
1/2 tsp. salt
4 oz. Swiss cheese, cubed
1 Tbsp. fresh dill, chopped or 1/2 tsp. dried dill weed
2 slices white bread, processed into crumbs
1/3 c. bottled Ranch dressing
1 (12 to 13 oz.) can tuna in water, drained

Preparation

Preheat oven to 350\u00b0. Spray 11 x 17-inch glass baking dish with nonstick cooking spray; set aside.