vegan lobster roll - hot for food

Ingredients

• 1/4 C apple cider vinegar
• 2 tbsp lemon juice
• 1/2 tsp granulated sugar
• 3/4 tsp sea salt, divided
• 4 C large oyster mushrooms (about 20 mushrooms / 165g), stems cubed, mushroom head torn into thirds (*see note)
• 1 (400ml) can hearts of palm, drained from liquid, diced into cubes
• 1/2 C finely diced celery
• 1/4 C finely diced red onion
• 3 tbsp finely chopped chives
• 4 tbsp minced garlic (about 4 large cloves)
• 2 tsp finely chopped dill
• 1/3 C vegan mayonnaise
• 1 tsp Old Bay seasoning
• 1/4 tsp smoked paprika + more for garnish
• 1/4 tsp ground black pepper
• 2 tsp dulse, finely ground (optional) (*see note)
• 4 to 8 pieces bibb or butter lettuce, cut in half along the stem
• 1/2 C vegan plain sea salt kettle chips, slightly crushed
• 1/4 C vegan butter, melted
• 4 vegan New England rolls or hotdog buns, top split