Australian Bush Tomato Chutney

Name: Australian Bush Tomato Chutney
Cuisine: Korean, Asian
Ingredients: 1 cup dried bush tomatoes (available at specialty stores or online); 1 large onion, finely chopped; 2 garlic cloves, minced; 1 cup apple cider vinegar; 1/2 cup brown sugar; 1 tsp ground cumin; 1 tsp mustard seeds; 1/2 tsp salt; 1/2 tsp black pepper; 1 tsp lemon myrtle or 1/2 tsp lemon zest (optional); 1 tbsp olive oil