1 1/2 c. flour
1 1/2 c. beer
3 very lg. onions, sweet or red
3-4 c. shortening

Combine flour and beer in large bowl and blend thoroughly. Using a wire whisk, cover bowl and allow batter to sit at room temperature for no less than 3 hours. Heat oil until hot. Dip rings in batter, then in oil. Cook until golden brown. Drain on paper towels. Serve hot.