This document provides an introduction to the book "Sour Beef & Cheesecake: A Food & Family Memoir" by Grace Kenneth Collins. The introduction explains that the book aims to preserve family recipes from the author's grandmother's cookbook while also starting her own legacy. It shares stories from the author's life in the context of family traditions, experiences, and recipes. The introduction presents the book as both a memoir and a cookbook, combining stories with recipes. It expresses the author's hope that readers will enjoy the food, family, and recipes within.