Microwave Roux
["1/2 c. margarine", "1/2 c. flour"]
["Cook on High for 4 minutes; stir.", "Cook on High for 1 minute; stir.", "Cook on High for 1 minute; stir.", "Cook on High for 30 seconds; stir.", "Keep cooking for 30 seconds at a time until dark enough."]
["margarine", "flour"]