INGREDIENTS
8 oz
Crimini mushrooms
1
bunch Curly kale
2
Garlic cloves
3
Leeks
8
Eggs, large
2 tbsp
Dijon mustard, whole grain
1/2 tsp
Black pepper, freshly ground
1 tsp
Kosher salt
2 tbsp
Olive oil, extra-virgin
1 1/2
cut into pieces 13 oz. sourdough or country-style bread
2 tbsp
Butter, unsalted
5 1/2 oz
Gruyere or comte cheese
2 oz
Parmesan
2 1/2 cups
Whole milk