01 - Dissolve yeast in warm water in a large bowl. Let stand 5 minutes until foamy.
02 - Whisk sugar, salt, melted butter, milk, and egg into yeast mixture until combined.
03 - Gradually stir in flour until soft, slightly sticky dough forms.
04 - Turn dough onto floured surface. Knead 5 minutes until smooth and elastic.
05 - Place dough in greased bowl, cover, and let rise 1 hour until doubled in size.
06 - Punch down dough and roll to 1/2-inch thickness. Cut into 1/2 by 3-inch strips.
07 - Heat 2-3 inches vegetable oil in deep pot to 350°F.
08 - Fry dough strips in batches 2-3 minutes, turning occasionally, until golden brown and puffed.
09 - Remove with slotted spoon, drain on paper towels. Dust generously with powdered sugar while warm. Serve immediately.