Minced meat for dinner

INGREDIENTS:
• onion - 300 grams
• minced meat - 1300 grams
• pickled cucumbers - 100 grams
• cheese - 200 grams
• eggs - 3 pieces
• black pepper - 10 grams
• salt - 10 grams
• * toasted bread - 6 pieces
• milk - 150 milliliters
• breadcrumbs - 50 grams