On our last day in Puerto Rico, we decided to explore a bit more of Old San Juan, but first, we needed to fuel up with a great breakfast. After a bit of searching, we came upon a great spot in Old San Juan, La Carreta Mercado Local. La Carreta has two locations in San Juan. The one in Old Town is located at 279 Luna Street, which was an easy walk from our starting point at Plaza Colon (a four-minute walk per Google Maps).  I started off with a double cortadito, and then looked over the menu. You can view it yourself online here. I opted for the Bandeja…