Tomato Picnic Baskets - Pankobunny

Ingredients

• Potato salad:
• 2 lb potatoes
• salt
• 3 hard-boiled egg yolks
• ½ cucumber (seeds removed and finely diced)
• 1/2 tsp salt
• ½ cup frozen corn (defrosted)
• a pinch of black pepper
• 1/2 cup mayonnaise
• 6 large tomatoes
• 6 small lettuce leaves