Step 7 of 8

Check the centre reads 71°C / 160°F — ground beef has no safe pink stage. Top with cheese and cook 1 minute more to melt.

Cook for

01:00

Ingredients 7

• 500 g beef mince
• 1 tsp fine salt
• ½ tsp black pepper
• 1 tsp onion powder
• 4 slices cheddar or American cheese
• 4 burger buns
• 1 tbsp water