Step 2: Soak the bread
Place your bread slices in a shallow dish. Pour the custard mixture over them, letting the bread soak for 1–2 minutes per side. You want it to absorb the mixture without becoming soggy.
Step 3: Heat the pan
Melt butter in a large skillet or nonstick pan over medium heat. Make sure the pan is hot enough to sizzle when you add the bread, but not so hot that it burns.
Step 4: Cook the French toast
Cook each slice for about 2–3 minutes per