Whisk the eggs milk or cream vanilla extract cinnamon nutmeg and salt in a wide shallow bowl until well combined
Preheat a skillet or griddle over medium heat and melt 1 tablespoon of butter
Dip each slice of sourdough bread into the egg mixture allowing it to soak for 20 to 30 seconds per side Let excess batter drip off before placing it on the skillet
Cook each slice for 3 to 4 minutes per side until golden brown and slightly crispy
Flip gently with a spatula and avoid pressing down to keep the toast fluffy inside
Repeat the process with the remaining slices adding more butter as needed
Serve warm with maple syrup fresh fruit powdered sugar or any desired toppings