They had cookbooks and got recipes from their friends & family. The names of the recipes are too numerous to list in this message.
You can use oregano or thyme as a substitute for marjoram in recipes.
You can use it in delicious recipes, for example in combination with chicken. In the links provided there are recipes too. You can also Google "watermelon recipes"! And: You can juice it and use it as a drink.
See below page for recipes
You can use baking powder as a substitute for baking soda in recipes.
Some pancakes recipes call for butter. Other recipes use oil.
You can use vinegar or lime juice as a substitute for lemon juice in recipes.
You can use ground coriander, caraway seeds, or chili powder as substitutes for cumin in recipes.
You can use powdered buttermilk in recipes by mixing it with water to create a buttermilk substitute. Just follow the instructions on the package to reconstitute the powdered buttermilk, and then use it in place of liquid buttermilk in your recipes.
You can use vinegar or lime juice as a substitute for lemon juice in baking recipes.
You can use honey, maple syrup, corn syrup, or brown sugar as substitutes for molasses in recipes.
You can use freshly brewed coffee as a substitute for instant coffee in baking recipes.
There are several recipes that use Coca Cola as an ingredient. There are beef recipes and ham & chicken recipes for example. Many recipes can be found on the Recipe Lion website.