Step 1

Prepare Levain and place in a draft free spot overnight.

Step 2

Combine all ingredients, except butter and salt.

Step 3

Autolyse 30 minutes.

Step 4

Add the remaining ingredients and knead in mixer for 13 - 15 minutes at speed 3-4 until windowpane effect.

Step 5

Put in buttered bowl, cover and let rise at room temperature for 2 hours.

Step 6

Fold and put in refrigerator overnight, covered.

Step 7

Remove from refrigerator and divide into four pieces.

Step 8

Roll each piece into oval shape, fold in the sides and roll them up.

Step 9

Bench rest for 10 minutes.

Step 10

Unroll the dough along the seam and then roll up again, tighter than the first time.

Step 11

Put the pieces seam side down into the pan.

Step 12

Cover and rise at room temp for 6 hours until dough has tripled (dough rises a lot in the last 15 minutes).

Step 13

Bake at 350 degrees for 45 minutes.

Step 14

Brush top with butter when warm.

Step 15

Remove from pan and let cool completely before slicing.