2 1/4tspor one package regular or quick active dry yeast
2cupswarm watershould be very warm, but not hot to the touch
2qtor larger non-metallic containerI used a glass jar
cheesecloth or other breathable material to cover
Instructions
Mix flour and yeast, then gradually beat in water until smooth. (It will expand so you may want to place a plate underneath just in case it bubbles over.)
Cover and store in warm, dry place for 4 days or until it smells sour.
Store in plastic airtight container in the refrigerator until ready to use.
Notes
TO KEEP STARTER: Once per week beat in 1 tbsp all-purpose flour and 1 tbsp warm water until smooth. Let stand overnight or until bubbly. Cover and refrigerate until ready to use.TO REPLENISH STARTER: For each 1 1/3 cups of starter used, add 1 1/3 cup all-purpose flour and 1 1/3 cup warm water back in beating until smooth. Cover and let stand overnight or until bubbly. Refrigerate until ready to use.