Garlic Bread Pasta Bake

½ cup butter, divided
20 thin French bread slices
1 teaspoon salt
¼ cup grated parmesan
8oz. linguine, cooked & drained
½ cup sliced green onions
2 cloves garlic, minced
3 T. flour
½ tsp. pepper
2 ½ cups milk
2 eggs, beaten
2 cups mozzarella, divided
2 T. basil

Melt ¼ cup butter in small saucepan, add garlic; cook 3 minutes. Brush 9x13 dish with butter mixture. Line bottom and side of pan with bread. Brush bread with remaining butter mixture and place in preheated 400° oven for 10 minutes or until slightly browned. Melt remaining ¼ cup butter in sauce pan, stir in flour and seasonings. Gradually stir in milk; cook stirring constantly until thickened. Add parmesan. Stir some of the sauce into the eggs, and then stir back into the sauce. Set aside. Combine linguine, 1 ¼ cup mozzarella, onions and basil in large bowl. Pour sauce over linguine mixture; toss to coat. Pour into crust. Sprinkle with remaining ¾ cup mozzarella and bake at 350° for 25 minutes. Let stand 5 min & serve.