Japanese dynamite recipe [bake shrimp and scallops

Ingredients

 1/2 lb of shrimp peeled and deveined
1/2 lb  of scallops 
1cup of frozen peas and carrots
8 oz of mushrooms( sliced)
1/2 cup sliced onions
Pepper and salt
1 tablespoon of butter
1 tablespoon of olive oil
1 garlic clove

 sauce

1 cup of mayonnaise
1 tablespoon of masago
1 tablespoon of sesame oil
1 tablespoon of shirasha sauce