Prepare the couscous in salted water seasoned with turmeric according to the instructions on the packet. Meanwhile clean and trim the mushrooms and halve them according to size. Heat the oil in a coated pan and fry the mushrooms for about 2 minutes, turning them over.
Season with salt and pepper. Pour couscous into a sieve, rinse with cold water and drain. Clean, wash and slice the spring onion. Halve peppers, remove seeds. Cut the bell peppers into strips.
Wash parsley, shake dry and, except for something to garnish, pluck leaves from the stalks and chop them. Peel the garlic and press it through a garlic press. Season couscous with salt, pepper, cumin and lemon juice.
Fold in parsley and prepared vegetables. Wash the mint, shake until dry, pluck the leaves from the stalk and cut into fine strips. Season yoghurt with salt, pepper and lime juice. Stir in mint.
Arrange the salad in a bowl and garnish with parsley. Arrange dip in a bowl and garnish with lime.