Whenever I explain that The "Plan A" Diet prescribes getting the majority of our calories from carbs, most people are shocked! Especially when they learn that it's OK to eat potatoes.
There are two types of carbs: Complex (whole) and Refined (processed)
Complex carbs include whole foods - potatoes, corn, beans, rice, squash, all veggies, fruit, legumes, and whole grains. Complex carbs are the body's preferred source of fuel; we are designed to get our energy from the glucose in complex carbs.
Refined carbs include processed items made with stripped/enriched flours and added fats/sodium/sugars - donuts, hot dog buns, snack cakes, corn chips, toaster pastries and soda pop.
As Dr. McDougall loves to point out: (Complex) carbs don't make you fat - fat makes you fat. To illustrate this point, consider a baked potato.
Only 1% of the calories in a potato come from fat. That is, however, until we adulterate that potato by frying it in grease to make french fries (46% fat) or convert it into potato chips (56% fat). Or until (continue reading here....)