1.Preheat Oven To 375 Degrees F (190 Degrees C). 2.Whisk Melted Butter And Milk Together With A Fork. Soak The Bread Slices In The Milk Mixture, Turning To Cover Both Sides Completely. Sprinkle Half Of The Thyme Over One Side Of The Bread Pieces. 3.Heat A Dry Skillet Over Medium-Low Heat, And Fry The Bread, Thyme-Side Down, Until Lightly Browned, About 5 Minutes. Sprinkle The Remaining Thyme Over The Bread; Turn Over And Fry Until Lightly Browned, About 5 Minutes More. Transfer To A Baking Sheet; Sprinkle With The Cheddar Cheese. 4.Bake In The Preheated Oven Until The Cheese Is Bubbly, About 10 Minutes. Remove And Serve Immediately With Salt And Cracked Pepper.