Cake d’Alsace (Bacon, Gruyère, and Onion Loaf) | Saveur

Ingredients

• 5 Tbsp. unsalted butter, melted and cooled slightly, plus more as needed
• 8 oz. bacon, cut crosswise into ¼-in. lardons
• 1 medium yellow onion, thinly sliced
• 1 cup full-fat (whole) buttermilk
• 1 Tbsp. extra-virgin olive oil, plus more if needed
• 2 large eggs, preferably at room temperature
• 2½ cups all-purpose flour (10½ oz.)
• 1½ tsp. baking powder
• ¾ tsp. fine salt
• ½ tsp. baking soda
• ½ tsp. freshly ground black pepper
• 8 oz. grated Comté, Gruyère, or aged cheddar (2 cups)
• 3 Tbsp. finely chopped parsley leaves