01 - In a large bowl, dissolve sugar and yeast in warm water. Let stand 5 to 10 minutes until foamy.
02 - Add olive oil, salt, and 2½ cups of flour to the yeast mixture. Stir until dough begins to form, then gradually add remaining flour as needed.
03 - Turn dough onto a floured surface and knead 5 to 7 minutes until smooth and elastic.
04 - Place dough in a lightly oiled bowl. Cover and let rise in a warm area for 1 hour or until doubled in size.
05 - Preheat oven to 400°F. Line baking sheet with parchment paper.
06 - Punch down dough and divide into 12 equal pieces. Roll each into a 10-inch rope and tie into a loose knot.
07 - Arrange knots on prepared baking sheet. Cover loosely and rest for 10 minutes.
08 - Combine melted butter, minced garlic, chopped parsley, and salt in a small bowl.
09 - Brush knots generously with garlic butter mixture.
10 - Bake knots for 16 to 18 minutes until golden brown.
11 - Brush hot knots immediately with remaining garlic butter. Sprinkle with Parmesan cheese and extra parsley if desired. Serve warm.