Grilled Turkey Sliders with Tomato Jam

Name: Grilled Turkey Sliders with Tomato Jam
Ingredients: 1 1/4 pounds ground turkey (not lean); 1/4 cup part-skim ricotta cheese; 1 tablespoon Dijon mustard; 1 shallot, finely minced; 2 tablespoons chopped fresh basil; Kosher salt and freshly ground black pepper; Olive oil, for greasing grill grates; 12 slider rolls; Romaine lettuce, torn into bite-size pieces; Tomato Jam, recipe follows; 1 pound plum tomatoes, cored and chopped; 1 tablespoon olive oil; 1 tablespoon red wine vinegar; 1/4 cup plus 1 tablespoon firmly packed light brown sugar; 1/2 teaspoon ground cumin; 1/2 teaspoon ancho chile powder; 1/4 teaspoon cayenne pepper; 1/4 teaspoon ground ginger; 1/4 teaspoon ground allspice