Heat oven to 425°F. Coat mini muffin pans with butter.
Cook pasta according to package instructions. Drain well and set aside.
Melt butter in a large saucepan over medium heat; whisk in cream, cream cheese, brie, soup mix and pepper until melted and smooth.
In large bowl, whisk eggs until well combined. Stir in pasta, cheese sauce and bacon and mix well. Divide Mac and Cheese among muffin cups. Sprinkle bread crumbs on top. Bake 10 minutes or until golden brown and crisp. Cool 5 minutes before removing from pans.