Buy Cookies and Fudge Online HOME OUR STORY COOKIES Build Your Own Box of 4 Cookies FUDGE KEY LIME PIE ICE CREAM CONTACT US 419 Duval St 106 Duval St 614 Greene Street 123 2nd Avenue North, NASHVILLE Mattheessen’s has two locations on the world famous “Duval Street” in Key West, Fl. They feature homemade goodness using only the finest ingredients to make their cookies, ice cream, key lime pie and marble slab fudge. Ice Cream Cookies Fudge