Grandma's 100 Year Old Recipe Best Home Made Blueberry Muffins

I found her recipe on a browned piece of white paper
She never told her recipe for the best tasting
blueberry muffins to any one in my family.
This is a good one!

Ingredients:
1 1/2 cups flour
3/4 cup white sugar
1/2 teaspoon salt
2 teaspoons baking powder
1/3 cup lard or vegetable oil
1 brown egg
1/3 cup whole milk
1 cup fresh picked blueberries
1/2 cup white sugar
1/3 cup all-purpose flour
1/4 cup unsalted butter, cubed
1 1/2 teaspoons ground cinnamon

Directions:
Preheat oven to 400 degrees F.
Grease muffin cups.
Combine 1 1/2 cups flour, 3/4 cup sugar, salt and baking powder.
Place vegetable oil into a 1 cup measuring cup;
add the egg and enough milk to fill the cup.
Mix this with flour mixture. Fold in blueberries.
Fill muffin cups right to the top,
and sprinkle with crumb topping mixture.
To Make Crumb Topping:
Mix together 1/2 cup sugar, 1/3 cup flour,
1/4 cup butter, and 1 1/2 teaspoons cinnamon.
Mix with fork, and sprinkle over muffins before baking.
Bake for 20 to 25 minutes in the preheated oven, or until done.