Step #2 Heat a small skillet coated with cooking spray over med-heat/flame.
Step #3 Add onion; cook 6 mins or until tender, stirring frequently.
Step #4 Spoon onion into a mixer.
Step #5 Add milk; process until smooth.
Step #6 Cool.
Step #7 Lightly spoon flours into dry measuring c, & level with a knife.
Step #8 Combine flours & next 5 ingredients (flours through basil) In a large-ish bowl; cut in the butter with a pastry mixer or 2 knives until the mixture resembles coarse meal.
Step #9 Add onion mixture; stir just until moist.
Step #10 Turn dough out onto a heavily floured surface (dough will be sticky), & knead lightly 5 times with floured hands.
Step #11 Roll dough to a 1/2-inch thickness; cut into 10 biscuits with a 3-inch biscuit cutter.
Step #12 Place on a baking sheet coated with cooking spray.
Step #13 Bake at 425° for 12 mins or until golden.