01 - In a small bowl, dissolve sugar and yeast in warm water. Let sit for 5 to 10 minutes until foamy.
02 - In a large bowl, mix together flour and salt.
03 - Add yeast mixture and olive oil to the dry ingredients and stir until a dough forms.
04 - Knead the dough on a lightly floured surface for 5 to 7 minutes until smooth and elastic.
05 - Place dough in a greased bowl, cover, and let rise in a warm place for 1 hour or until doubled in size.
06 - Preheat oven to 400°F and line a baking sheet with parchment paper.
07 - Punch down dough and divide into 12 equal pieces. Roll each piece into an 8-inch rope and tie into a loose knot.
08 - Arrange knots on the baking sheet, cover loosely, and rest for 10 minutes.
09 - Bake knots for 15 to 18 minutes until golden brown.
10 - Melt butter in a small saucepan over low heat. Add garlic and cook for 1 minute until fragrant. Remove from heat, then stir in parsley and salt.
11 - Brush hot knots generously with garlic butter and sprinkle with Parmesan cheese if desired. Serve warm.