How to Make It
Preheat broiler with oven rack 51/2 inches from heat. Cut tomatoes in half. Spread cut sides with
mustard; sprinkle with salt, black pepper, and red pepper.
Place tomato halves on oven rack. Combine butter, breadcrumbs, and cheese. Spoon crumb mixture on top of each tomato half.
Broil 2 minutes or until crumbs are golden brown and tomatoes are thoroughly heated.