In A Bowl, Place Cooked Pasta, Half Of The Peas, And Melted Butter. Butter A Large Baking Dish, Create A Layer Of Spinach, Place Pasta And Pea Mixture Evenly Over Spinach. Create A Blended Mixture Of Sausage, Sour Cream, Soup And Milk. Add As Next Layer. Bake Uncovered At 400 Degrees For 20 Minutes, Sprinkle With Remaining Peas And Bacon, Cook Another 8 Minutes Until Bubbly And Brown.