Roasted Carrot Bacon Bread Pudding

Name: Roasted Carrot & Bacon Bread Pudding
Ingredients: 8 carrots, 6 if they're large; 4 slices really good thick-cut bacon, or more if you're so inclined; 1 small onion, fine dice; 2 cloves garlic, minced; 2 teaspoons fresh marjoram leaves, chopped; 2 stale croissants; 4 eggs; 12 ounces cream; Sea or kosher salt and pepper to taste; Soft butter for ramekins