Bake at 350 degrees
In large bowl, mix eggs, oil, sugar, 2 c. flour, baking powder and vanilla.
Combine well with fork.
Spread remaining flour on pastry board.
Turn out mixture on board, knead in the extra cup of flour till dough is a workable ball.
Divide into 4 sections.
Work Chocolate chips into each section.
Shape each section into a log about 2 inches wide, tapering both ends.
Place on ungreased cookie sheet, allowing 2 inches between each log.
Bake for 1/2 hour - check bottoms of logs - until slightly browned.