Ingredients
1 1-pound loaf pain rustique or other rustic country-style bread
2 tablespoons extra-virgin olive oil
2 garlic cloves; 1 pressed, 1 minced
4 tablespoons (1/2 stick) butter, divided
1/3 cup pine nuts
2 cups chopped onions
6 cups coarsely chopped stemmed red mustard greens
1 tablespoon chopped fresh thyme
2 cups turkey stock or low-salt chicken broth
1/3 cup dried currants
1/2 teaspoon finely grated lemon peel