Hungarian Goulash

Name: Hungarian Goulash
Ingredients: 200 grams onion cut in half; 2 cloves garlic; 0.5 teaspoon ground cumin; 1 teaspoon dried marjoram; 30 grams olive oil; 250 grams beef cubed 3x3; 250 grams pork cubed 3x3; 20 grams tomato paste; 1 tablespoon Dijon mustard; 1 tablespoons sweet paprika, ground; 0.5 teaspoon chilli powder; 2 bayleaf; 4 allspice berries; 200 grams water or more if needed; 1 tablespoon vegetable stock concentrate; 150 grams red / green peppers cut in strips; salt and pepper to taste