Teriyaki Pork Donburi

Ingredients

• 4 lean boneless pork chops (about 3cm thick each)
• 1/2 tsp salt
• freshly ground black pepper
• 4 cloves garlic (sliced thinly crosswise)
• 2 tbsp corn starch
• 2 tbsp vegetable oil
• 5 cm piece of ginger (peeled and grated)
• 4 tbsp sake
• 4 tbsp rice vinegar
• 6 tbsp soy sauce
• 4 tbsp granulated sugar
• 1 tsp sesame oil
• 4-5 leaves iceberg lettuce (julienned)
• 3 spring onions (sliced thinly)
• 4 cups cooked Japanese short grain rice (1 cup of cooked rice per person)
• 4 cherry tomatoes (halved)