Murder at the Fiesta: a cozy historical 1920s mystery in Bloomington, MN

Murder's a bash!
When Rosa Reed attends a birthday party in the spring of 1957, the Mexican fiesta turns deadly. It wasn't how Rosa wanted to celebrate with Detective Miguel Belmonte, nor how she hoped to be introduced to his large complicated family.
Before long, Rosa Reed Investigations is on the case. Can Rosa and Miguel find the murderer before some else dies?
And when will Rosa have time to plan a wedding?