Method 1 Place cooking pot in Smart Pot. Add butter. 2 Mix and cook, stirring constantly about 2 minutes. 3 Gradually add milk, stirring constantly, blending until smooth. 4 Cook till sauce thickens (about 10 minutes). 5 Add cheese and dried oregano leaves. Mix. Serve hot. 6 Heat butter about 3 minutes. 7 Add garlic and chilli. 8 Fry a few seconds. 9 Add onion. 10 Fry till onion is transparent (about 2 minutes). 11 Add mushrooms. 12 Cook till liquid dries up (about 20 minutes), stirring occasionally. 13 Add salt, pepper and flour.