Open the door and walk into the Spice & Tea Exchange on Haywood Street downtown Asheville. First the delicious fragrances will stop you: sweet, spicy, savory, all mouth-watering. Then the rich colors entice you further into the space where Jill and Bob Long have created a shop stocked with 80 culinary blends; herbal, green and black loose-leaf teas; flavored salts and sugars; even a whole pepper and paprika wall, including both Spanish and Hungarian varieties. And they’ve don