add docs and examples

docs/examples/firstrealrecipe.yaml

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+title: Swedish Pancakes
+ingredients:
+  - 3 piece egg
+  - 1.25 cup milk
+  - 0.75 cup all purpose flour
+  - 1 tablespoon white sugar
+  - 1 tablespoon butter
+steps:
+  - Beat eggs in a bowl until the mixture is smooth.
+  - Add milk
+  - Mix flour, sugar and salt in a separate bowl
+  - Mix together with the egg mixture, mix until it's smooth
+  - heat a griddle
+  - Drop just enough of the mixture to the griddle to spread to all corners
+  - After about a minute, turn the pancake over