In a large bowl, combine flour, salt, and baking soda. Whisk together.
Add sourdough discard, water, and honey. Mix until a soft dough forms.
Knead for 2–3 minutes, then rest the dough for 10 minutes.
Roll out to ½ inch thickness. Cut into rounds using a biscuit cutter.
Preheat cast iron skillet over medium-low. Grease lightly.
Cook each muffin 5–6 minutes per side. Adjust heat as needed.
Optionally finish in a 350°F oven for 5 minutes if still doughy.
Cool completely. Serve toasted with butter, jam, or eggs.
