Koshari (Egyptian Dish of Rice, Lentils and Macaroni)

Ingredients

• 4 medium red onions (400 g), cut in half and then thinly sliced
• 2 tbsp ground cumin
• 1 tbsp ground coriander
• 1 tbsp paprika
• 1 tsp red pepper flakes
• 1000 g crushed tomatoes
• 700 ml water
• 300 g macaroni (600 ml)
• 200 g rice (250 ml)
• 200 g red lentils (250 ml)
• 400 g frozen green peas (650 ml)
• 4 tbsp white wine vinegar
• 1 tsp salt
• Olive oil
• 1 dl mayonnaise
• 1 dl yoghurt
• 1 tbsp white wine vinegar
• 1 tbsp sugar
• 1/4 tsp salt