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Export 9 ingredients for grocery delivery
Step 1
Split croissants in half and place bottoms cut side up in one layer in a rectangular casserole.
Step 2
Melt butter in a fry pan.
Step 3
Saute mushrooms and green onion until tender and liquid has evaporated.
Step 4
Set aside.
Step 5
Beat together eggs and milk.
Step 6
Pour half over croissants, layer mushroom mixture and cheeses on top, then pour over remaining liquid.
Step 7
Position croissant tops over the bottoms, cut side down.
Step 8
Let stand over night in the refrigerator.
Step 9
Bake at 350*F for 25 to 30 minutes or until set.
Step 10
Cover with foil if browns too quickly.