Leeks Romesco With Crumbled Garrotxa Cheese

Name: Leeks Romesco With Crumbled Garrotxa Cheese
Ingredients: 1 small red bell pepper; 1/2 cup plus 2 tablespoons extra-virgin olive oil, plus more olive oil for brushing; 1/4 cup blanched whole unsalted almonds; 1/2 cup cubed firm-textured white bread without crusts (1/4 inch); 2 garlic cloves, smashed; 2 plum tomatoes—peeled, seeded and coarsely chopped; 3 tablespoons sherry vinegar; Salt and cayenne pepper; 6 medium leeks, white and tender green parts only, halved lengthwise; 1/4 cup chicken stock or low-sodium broth; 4 ounces crumbled Garrotxa or other tangy, semi-aged, goat's-milk cheese (1 cup); Crusty sourdough bread, for serving