There is a great website for recipes:
http://allrecipes.com/

You can search by keyword or ingredient, and users rate the recipes submitted. It will bring up the recipe in the English system, but there is a place to convert to metric.

Here's one recipe with 4.5 stars (out of five):

Butter Cake
INGREDIENTS:
190 g all-purpose flour
3 g salt
9 g baking powder
115 g butter 200 g white sugar
2 eggs
5 ml vanilla extract
180 ml milk

DIRECTIONS:
1. Preheat oven to 350 degrees F (175 degrees C). Lightly grease one 8 inch square baking pan. Line bottom with wax paper or dust lightly with flour.
2. Sift together the flour, salt, and baking powder.
3. Cream the butter and blend in the white sugar, eggs, and vanilla. Beat until light and fluffy. Add the sifted dry ingredients to the creamed mixture alternately with the milk. Stir until just blended. Pour batter into prepared pan.
4. Bake at 350 degrees F (175 degrees C) for 50 to 55 minutes or until cake springs back when lightly touched. Remove from pan and allow it to cool.
5. Variation: Blueberry Cake; Add 1/4 teaspoon nutmeg to your dry ingredients and stir in 1 cup fresh blueberries into the batter before you bake it. Cut it into squares while it is still hot.