The Seafood Medley

• 1 tbsp olive oil
• 300g / 1/2 lb sliced mushroom
• 1/4 lb scallops
• 3 tbsp butter
• 1/4 lb shrimp 
• 3 tbsp flour
• 1 1/2 cups milk
• 1 tbsp tomato paste
• 1/2 juiced lemon
• 1/2 cup shredded gruyere cheese
  1/4 lb crab imitation 

1. Heat the oil in a skillet over medium heat. Stir in the mushrooms, and saute until tender. Mix in the scallops, and cook just until opaque. Remove from heat, and set aside.
2. Melt the butter in a saucepan over medium heat, and slowly whisk in the flour to form a golden brown paste. Gradually whisk in the milk, and stir continuously until the mixture has thickened. 
3. Mix the tomato paste, lemon juice, salt, and pepper into the saucepan. Slowly stir in the Gruyere cheese until melted. Mix in the mushrooms, scallops, shrimp, and crab, and continue cooking until heated through. 
4. Serve over the cooked rice or pasta