Clean and wash the chicory and salads. Remove some leaves from the chicory, cut the rest into strips. Chop the salads. Peel onion, cut into half rings. Cut Gouda into sticks
Mix vinegar, 1 tablespoon water, salt, pepper, mustard and 1 teaspoon oil. Dice meat and fry in 1 teaspoon of hot oil until brown. Mix all ingredients