Introduction to Basar B'chalav:

• Separating (waiting, hard cheese, dairy bread);
• Common scenarios;
• Concepts (ta'am k'ikar, kli rishon, zei'ah, ain habaluah yotzeh, nat bar nat, charif);
• B'dieved concepts (bitul b'shishim, aino ben yomo);
• Benefit and Cooking.

See seforim by Rabbi Cohen at ⁠⁠⁠⁠www.kashrushalacha.com