MAKES 500g (12-14 SLICES) Ingredients ½ cup (115 g/115 mL) cold wheat beer or water14g sodium citrate3 cups (200 g) Gruyère cheese, grated3 cups (180 g) sharp cheddar cheese, grated INSTRUCTIONS 1. Preheat the oven to its lowest temperature. 2. Line a baking sheet with a silicone mat, or lightly oil the sheet, and place(…)